Adjustable speed drive (ASD) or variable-speed drive (VSD) describes equipment used to control the speed of machinery.Many industrial processes such as assembly lines must operate at different speeds for different products.here speeds may be selected from several different pre-set ranges, usually the drive is said to be adjustable speed. If the output speed can be changed without steps over a range, the drive is usually referred to as variable speed.
NICOLE BROWN SIMPSON'S GRAVE at Ascension Cemetery i n Lake Forest, California. Update: Twenty years after Nicole's death, her father passed away, and his ashes were buried under her headstone.
Anna Nicole Smith buried next to 20-year-old son in Bahamas. Dan Glaister in Los Angeles. Friday 2 March 2007 19.01 EST First published on Friday 2 March 2007 19.01 EST. A saga that has captivated cable news anchors for weeks reached the end of a chapter when Anna Nicole Smith was buried in the Bahamas yesterday.